If someone tells your that we are running out of (insert fossil fuel here), what they are most likely talking about is economically viable (insert fossil fuel here) not absolute values.
Your post overall isn't bad. It's considerably better than the stuff that comes from people that mod anything that challenges their preconceptions down so let me ask
Just when have you heard anyone not frame fuel exhaustion in anything but apocalyptic terms ? It's overwhelmingly the case.
I don't even want to talk about just how many Greens are closet disciples of Malthus/Ehrlic, that just know better than to proclaim in public.